Home / 1,269,740.08-1,752,262.80-696,833.60

Finding the Fourth Proportional to 1,269,740.08, 1,752,262.80 and 696,833.60

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Solution

The fourth proportional to 1,269,740.08, 1,752,262.80 and 696,833.60 is: 961,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,740.08 : 1,752,262.80 = 696,833.60 : x
  2. Step 2: Convert to fraction form
    1,269,740.08/1,752,262.80 = 696,833.60/x
  3. Step 3: Cross multiply
    1,269,740.08x = 1,752,262.80 × 696,833.60
  4. Step 4: Simplify right side
    1,269,740.08x = 1,221,035,595,070.08
  5. Step 5: Solve for x
    x = 1,221,035,595,070.08/1,269,740.08
  6. Step 6: Final answer
    x = 961,642.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.